Răspuns :

Dianageorgiana794id

Răspuns:

E(a)=(a-2)²⁰¹²+ (2-a)²⁰¹²

E(3)=(3-2)²⁰¹²+(2-3)²⁰¹²

E(3)=1²⁰¹²+(-1)²⁰¹²

E(3)=1²⁰¹²+1/1²⁰²¹

E(3)=1¹⁰¹²+1/1

E(3)=1+1

E(3)=2

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